Home / 214,884.48-322,328.16-65,136.36

Finding the Fourth Proportional to 214,884.48, 322,328.16 and 65,136.36

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Solution

The fourth proportional to 214,884.48, 322,328.16 and 65,136.36 is: 97,704.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,884.48 : 322,328.16 = 65,136.36 : x
  2. Step 2: Convert to fraction form
    214,884.48/322,328.16 = 65,136.36/x
  3. Step 3: Cross multiply
    214,884.48x = 322,328.16 × 65,136.36
  4. Step 4: Simplify right side
    214,884.48x = 20,995,283,067.90
  5. Step 5: Solve for x
    x = 20,995,283,067.90/214,884.48
  6. Step 6: Final answer
    x = 97,704.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.